Measurements:
°C
°F
CURRENT WEATHER
10:30
Jacksonville
90°F
SW 10 mph
Feels like: 96°F
Precip: 4%
World Resorts USA Jacksonville Weather

14 Day Weather Forecast

09.15
tue
DAY
96°F
W 12 mph
precip
2%
NIGHT
84°F
W 9 mph
precip
5%
09.16
wed
DAY
90°F
SW 13 mph
precip
12%
NIGHT
84°F
SW 9 mph
precip
3%
09.17
thu
DAY
90°F
SW 11 mph
precip
4%
NIGHT
80°F
W 6 mph
precip
35%
09.18
fri
DAY
94°F
W 6 mph
precip
3%
NIGHT
82°F
W 6 mph
precip
20%
09.19
sat
DAY
88°F
NW 5 mph
precip
18%
NIGHT
84°F
NW 6 mph
precip
27%
09.20
sun
DAY
96°F
NW 4 mph
precip
7%
NIGHT
84°F
NW 7 mph
precip
12%
09.21
mon
DAY
96°F
N 3 mph
precip
8%
NIGHT
82°F
NW 6 mph
precip
21%
09.22
tue
DAY
94°F
N 5 mph
precip
8%
NIGHT
86°F
N 6 mph
precip
17%
09.23
wed
DAY
86°F
N 4 mph
precip
19%
NIGHT
82°F
NW 3 mph
precip
36%
09.24
thu
DAY
86°F
N 8 mph
precip
57%
NIGHT
76°F
N 6 mph
precip
18%
09.25
fri
DAY
84°F
E 6 mph
precip
19%
NIGHT
80°F
E 4 mph
precip
19%
09.26
sat
DAY
84°F
SW 2 mph
precip
29%
NIGHT
78°F
NW 4 mph
precip
28%
09.27
sun
DAY
84°F
NW 3 mph
precip
45%
NIGHT
76°F
W 4 mph
precip
49%
09.28
mon
DAY
94°F
N 6 mph
precip
9%
NIGHT
78°F
W 8 mph
precip
69%

Jacksonville Sea Water Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Jacksonville was 86.8°F. The maximum and minimum values were 84.2°F and 88.4°F respectively.

Jacksonville on the Weather Map

Best Time to Visit Jacksonville
The most sunny months:
May 16 days
April 16 days
March 15 days
The most warm months:
July 96.4 °F
August 95.4 °F
June 93.7 °F
Warmest sea temperature:
August 86.5 °F
September 86.0 °F
July 86.0 °F
The most cold months:
January 63.3 °F
December 68.7 °F
February 69.2 °F
The most rainy months:
August 9 days
July 8 days
June 7 days
The most windy months:
April 8 mph
March 7 mph
October 7 mph
more details
USA Resorts:
NAME
F°
Boston +62
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +72
Maui +66
Miami +88
Myrtle Beach +78
New York +66
Panama City Beach +90
San Diego +70
San Francisco +60
Santa Monica +70
Sarasota +86
Washington +66
all resorts
24 Hours Weather Forecast
Jacksonville
Local time: 10:30
15 sep, tuesday
1200 96°F
W
12 mph
1500 98°F
W
14 mph
1800 92°F
W
13 mph
2100 84°F
W
11 mph
16 sep, wednesday
0000 84°F
W
9 mph
0300 82°F
SW
9 mph
0600 82°F
SW
9 mph
0900 86°F
SW
11 mph